20 Most Recent Casio Privia Px330 Px-330 88 Key Digital Piano New - Page 11 Questions & Answers

The internal amplifier may be blown, but more likely it is the cut-out leaf on the headphone jack. WHen you plug headphones in, there is a little metal leaf that gets moved to turn off the internal speakers. If you take the unit apart, you should be able to find it & clean it.

I just fixed my CDP 100 which had a similar problem - dropped and two keys not working up one end.1. Lay keyboard upside down on soft surface. Under keyboard is plastic cover held on by 17 screws. Remove all these and lift cover away. The metal key ends are all revealed.2. Locate the disloged keys. Carefully press them back into position - they will "click" into place. Make sure the corresponding key on the keyboard isn't stuck in an "up" position - you may have to remove the metal key part and replace it again while making sure the key is correctly seated.3. Replace cover and screws.

Check where you plug it in, or the info sticker underneath the keyboard, it should tell you whether its AC/DC

I want to practice through key board by singing along with with the help of SD card. How can record my favorite songs as karokee in SD cart to play in the instrument.

if you don't want to wait, you can go to radio shack and get a universal adapter for a bit more, but it should work no problem.http://www.amazon.com/HQRP-Adapter-compatible-Keyboards-Replacement/dp/B004TXDL3C

You may view the manual here.

You directed this question at me, but unfortunately this isn't my expertise and I am unable to provide you with a real solution at this time. Hopefully one of other experts will be able to provide you with a real solution. Thank you for using FixYa.